Medium severity · published Jan 12, 2024
CVE-2024-23179
An issue was discovered in the GlobalBlocking extension in MediaWiki before 1.40.2
6.1
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in the GlobalBlocking extension in MediaWiki before 1.40.2. For a Special:GlobalBlock?uselang=x-xss URI, i18n-based XSS can occur via the parentheses message. This affects subtitle links in buildSubtitleLinks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Mediawiki · Mediawiki
before 1.40.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-23179
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-23179
Issue Tracking
https://lists.wikimedia.org/hyperkitty/list/mediawiki-announce%40lists.wikimedia.org/message/TDBUBCCOQJUT4SCHJNPHKQNPBUUETY52/
Exploit
https://phabricator.wikimedia.org/T347746
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